Home / 21,928.76-32,887.66-8,604.46

Finding the Fourth Proportional to 21,928.76, 32,887.66 and 8,604.46

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Solution

The fourth proportional to 21,928.76, 32,887.66 and 8,604.46 is: 12,904.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,928.76 : 32,887.66 = 8,604.46 : x
  2. Step 2: Convert to fraction form
    21,928.76/32,887.66 = 8,604.46/x
  3. Step 3: Cross multiply
    21,928.76x = 32,887.66 × 8,604.46
  4. Step 4: Simplify right side
    21,928.76x = 282,980,554.96
  5. Step 5: Solve for x
    x = 282,980,554.96/21,928.76
  6. Step 6: Final answer
    x = 12,904.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.